18772425

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:192

約数の個数: 96

約数和(自身を含む): 41068800

約数和(自身を除く): 22296375

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 29, 35, 45, 63, 75, 87, 105, 135, 137, 145, 175, 189, 203, 225, 261, 315, 411, 435, 525, 609, 675, 685, 725, 783, 945, 959, 1015, 1233, 1305, 1575, 1827, 2055, 2175, 2877, 3045, 3425, 3699, 3915, 3973, 4725, 4795, 5075, 5481, 6165, 6525, 8631, 9135, 10275, 11919, 14385, 15225, 18495, 19575, 19865, 23975, 25893, 27405, 27811, 30825, 35757, 43155, 45675, 59595, 71925, 83433, 92475, 99325, 107271, 129465, 137025, 139055, 178785, 215775, 250299, 297975, 417165, 536355, 647325, 695275, 750897, 893925, 1251495, 2085825, 2681775, 3754485, 6257475, 18772425]

約数ペア:

[(1, 18772425), (3, 6257475), (5, 3754485), (7, 2681775), (9, 2085825), (15, 1251495), (21, 893925), (25, 750897), (27, 695275), (29, 647325), (35, 536355), (45, 417165), (63, 297975), (75, 250299), (87, 215775), (105, 178785), (135, 139055), (137, 137025), (145, 129465), (175, 107271), (189, 99325), (203, 92475), (225, 83433), (261, 71925), (315, 59595), (411, 45675), (435, 43155), (525, 35757), (609, 30825), (675, 27811), (685, 27405), (725, 25893), (783, 23975), (945, 19865), (959, 19575), (1015, 18495), (1233, 15225), (1305, 14385), (1575, 11919), (1827, 10275), (2055, 9135), (2175, 8631), (2877, 6525), (3045, 6165), (3425, 5481), (3699, 5075), (3915, 4795), (3973, 4725)]